Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
74885641TF
No factors below 275
TF target 274
P-1
B1 = 625000
B2 = 12656250
LL
StatusDateUserResidueShift
Unverified2017-04-01ChavdarLalovD1AD9AF4C36089__42492923
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2024-03-08K-GenLL double-check0.00 % 2024-03-08
History
DateUserTypeResult
2017-04-01ChavdarLalovC-LL
D1AD9AF4C36089__
2016-06-26NesowaNF-PM1
B1=625000, B2=12656250, E=12
2016-04-03Mark RoseNF
no factor from 2^57 to 2^64
2015-12-06TheJudgerNF
no factor from 2^74 to 2^75
2015-12-06TheJudgerNF
no factor from 2^73 to 2^74
2015-12-06TheJudgerNF
no factor from 2^72 to 2^73
2015-08-29Judge HaleNF
no factor from 2^71 to 2^72
2012-12-14-Anonymous-NF
no factor from 2^70 to 2^71
2012-10-20Andrey KhrustalevNF
no factor from 2^69 to 2^70
2010-10-11Charles A. MorrisNF
no factor from 2^68 to 2^69
2010-10-09RTHomeNF
no factor from 2^67 to 2^68
2010-10-09-Anonymous-NF
no factor from 2^66 to 2^67
2010-09-24DugucloudNF
no factor from 2^65 to 2^66
2010-09-19bigaldeprNF
no factor from 2^64 to 2^65